| 2451 | KRA1.1 | Kraut, Richard | The Cambridge companion to Plato | da |
| 2452 | KRE1.1 | Kremer, Klaus | Die Neoplatonische Seinsphilosophie und ihre Wirkung auf Thomas von Aquin | da |
| 2453 | KRE2.1 | Kretzmann, N.; Kenny, A.; Pinborg, A. | The Cambridge Companion to Later Medieval Philosophy | da |
| 2454 | KRI1.3 | Kristeller, Paul Oskar | Renaissance thought and its sources | nu |
| 2455 | KRI1.1 | Kristeller, Paul Oskar | Latin Manuscript Books before 1600 | da |
| 2456 | KRI1.2.1 | Kristeller, Paul Oskar (ed.) | Catalogus translationum et commentariorum: Medieval and Renaissance Latin Translations and Commentaries | da |
| 2457 | KRU1.1 | Krüger, Max | Griechisches Ubungsbuch | da |
| 2458 | KUH1.1 | Kühn, Wilfried | Quel savoir après le scepticisme? | da |
| 2459 | KÜN1.1 | Küng, Hans | Dans Christentum.Wesen und Geschichte | da |
| 2460 | KÜN1.2 | Küng, Hans | Erkämpfte Freiheit | da |
| 2461 | KÜN1.3 | Küng, Hans | Die Kirche | da |
| 2462 | KUN2.1 | Kunitzsch, Paul | The Arabs and the stars: texts and traditions on the fixed stars, and their influence in medieval Europe | da |
| 2463 | KUR2.1 | Kurdziałek, Marian | Prolegomena zu Davidis de Dinanto Quaternulorum fragmenta | da |
| 2464 | KUR1.1.1 | Kurfess, A. (ed.) | Appendix Sallustiana I | da |
| 2465 | KUR1.1.2 | Kurfess, A. (ed.) | Appendix Sallustiana II | da |
| 2466 | ARE1.1 | L' Arétin [Pietro Aretino] | Lettres de l'Arétin | da |
| 2467 | BRI4.1 | L. Brisson, J.F. Pradeau | Dictionnaire Platon | da |
| 2468 | LAB1.1 | Labarbe, Jules | L`Homere de Platon | da |
| 2469 | LAC1.1 | Lacrosse, Joachim | La philosophie de Plotin. Intellect et discursivite | nu |
| 2470 | LAC2.1 | Lactantius | Von den Todesarten der Verfolger et al. | da |
| 2471 | LAF1.1 | Lafleur, Claude | Quatre introductions à la philosophie au XIIIe siècle | da |
| 2472 | LAG1.1.1 | Lagerlund, Henrik (ed.) | Encyclopedia of Medieval Philosophy. Philosophy Between 500 and 1500. Vol. 1 A-L | da |
| 2473 | LAG1.1.2 | Lagerlund, Henrik (ed.) | Encyclopedia of Medieval Philosophy. Philosophy Between 500 and 1500. Vol. 2 M-Z | da |
| 2474 | LAK1.1 | Laks, Andre | Diogene d'Apollonie | da |
| 2475 | LAN5.1 | Lancel, Serge | Saint Augustin | da |